import java.util.List;

/**
 * A magazine is a file and has a title, one or several authors, the publication date and a isbn number.
 * 
 * @author Xi Luo
 * 
 */
public class Magazine extends File {

   private String publicDate;

   /**
    * 
    * @param title title of the magazine
    * @param isbn isbn number of the magazine
    * @param authors author email string of the magazine
    * @param publicDate publication date of the magazine
    */
   public Magazine(String title, String isbn, String authorString, String publicDate) {
      this.title = title;
      this.isbn = isbn;
      this.authorString = authorString;
      this.publicDate = publicDate;
   }

   public String getPublicDate() {
      return publicDate;
   }

   public void setPublicDate(String publicDate) {
      this.publicDate = publicDate;
   }

}
